Fixes: Make Marble compile with Qt 4.6 again.
Fixes: Make Marble compile with Qt 4.6 again.

RevBy: Thibaut Gridel

probonopd/marble,adraghici/marble,Earthwings/marble,tucnak/marble,tucnak/marble,tzapzoor/marble,David-Gil/marble-dev,rku/marble,oberluz/marble,quannt24/marble,tucnak/marble,adraghici/marble,rku/marble,tucnak/marble,David-Gil/marble-dev,oberluz/marble,David-Gil/marble-dev,probonopd/marble,David-Gil/marble-dev,probonopd/marble,David-Gil/marble-dev,quannt24/marble,tzapzoor/marble,tzapzoor/marble,adraghici/marble,quannt24/marble,rku/marble,adraghici/marble,AndreiDuma/marble,oberluz/marble,quannt24/marble,quannt24/marble,probonopd/marble,Earthwings/marble,quannt24/marble,rku/marble,AndreiDuma/marble,quannt24/marble,utkuaydin/marble,adraghici/marble,utkuaydin/marble,tucnak/marble,utkuaydin/marble,tzapzoor/marble,oberluz/marble,oberluz/marble,probonopd/marble,AndreiDuma/marble,rku/marble,rku/marble,tucnak/marble,Earthwings/marble,Earthwings/marble,utkuaydin/marble,AndreiDuma/marble,Earthwings/marble,oberluz/marble,adraghici/marble,probonopd/marble,utkuaydin/marble,David-Gil/marble-dev,tzapzoor/marble,tucnak/marble,AndreiDuma/marble,Earthwings/marble,tzapzoor/marble,tzapzoor/marble,utkuaydin/marble,tzapzoor/marble,probonopd/marble,AndreiDuma/marble